const formatTime = date => {
  const year = date.getFullYear()
  const month = date.getMonth() + 1
  const day = date.getDate()
  const hour = date.getHours()
  const minute = date.getMinutes()
  const second = date.getSeconds()

  return [year,month,day].map(formatNumber).join('/') + '-'+ [hour,minute,second].map(formatNumber).join(':')
}
const formatHour = date => {
  const hour = date.getHours()

  return [hour].map(formatNumber)
}

const formatNumber = n => {
  n = n.toString()
  return n[1] ? n: '0' + n
}
// 暴露接口
module.exports = {
  formatTime:formatTime,
  formatHour:formatHour
}